11331331020423 has 6 divisors (see below), whose sum is σ = 16367478140624. Its totient is φ = 7554220680276.

The previous prime is 11331331020419. The next prime is 11331331020479. The reversal of 11331331020423 is 32402013313311.

11331331020423 is a `hidden beast` number, since 1 + 1 + 3 + 3 + 133 + 102 + 0 + 423 = 666.

It is not a de Polignac number, because 11331331020423 - 2² = 11331331020419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331331020523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 629518390015 + ... + 629518390032.

Almost surely, 2^{11331331020423} is an apocalyptic number.

11331331020423 is a deficient number, since it is larger than the sum of its proper divisors (5036147120201).

11331331020423 is a wasteful number, since it uses less digits than its factorization.

11331331020423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259036780053 (or 1259036780050 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 11331331020423 its reverse (32402013313311), we get a palindrome (43733344333734).

The spelling of 11331331020423 in words is "eleven trillion, three hundred thirty-one billion, three hundred thirty-one million, twenty thousand, four hundred twenty-three".